Power Systems A loss less transmission line has a length of 600 km, find the phase shift of voltage signal? 36° 90° 42° 45° 36° 90° 42° 45° ANSWER DOWNLOAD EXAMIANS APP
Power Systems The shape of the disc of an induction disc relay is circular. elliptical. spiral. none of these. circular. elliptical. spiral. none of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Taking the density of water to be 1000 kg/m³, how much power would be developed by a hydro electric generator unit, assume 100% efficiency, with 1 m head and 1 m³/s discharge? 9.81 kW 4.45 kW 2.90 kW 19.60 kW 9.81 kW 4.45 kW 2.90 kW 19.60 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two insulator discs of identical capacitance value C make up a string for a 22 kV, 50 Hz, single phase overhead line insulation system. If pin to earth capacitance is also C, then find the string efficiency? 50% 90% 75% 86%% 50% 90% 75% 86%% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Per unit of any quantity is defined as base value of quantity /actual value of quantity in same units base value of quantity /actual value of quantity in different units actual value of quantity /base value of quantity in different units actual value of quantity /base value of quantity in same units base value of quantity /actual value of quantity in same units base value of quantity /actual value of quantity in different units actual value of quantity /base value of quantity in different units actual value of quantity /base value of quantity in same units ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which one of following is employed as a moderator by CANDU type of slow thermal nuclear reactors Graphite. Beryllium. Heavy water. Water. Graphite. Beryllium. Heavy water. Water. ANSWER DOWNLOAD EXAMIANS APP